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CHAPTER 3: SPECIFICATIONS AND
SERVICE
3.0 SPECIFICATIONS
Drivers: 6.5" low frequency, 1"
silk dome high frequency
Crossover: 2.5 kHz, 2nd-order filters
(12 dB per octave)
Frequency Response: 45 Hz - 18 kHz, ±3
dB
Power Handling: 120 watts program, 200
watts peak (using EIA-
426A method)
Nominal Impedance: 4 ohms
Sensitivity: 88 dB SPL @ 1 watt and
1 meter on axis
Cabinet: Rubber textured laminate
over 5/8" MDF with
Alesis SuperPort on rear
Dimensions: 15"W x 9.25"H x
8.5"D
Weight: 15 lb. each
3.0A Architectural and Engineer's Specifications
The loudspeaker cabinets shall each contain a 6.5" low frequency
and a 1" silk dome high frequency driver, and be equipped with a
passive crossover network with a crossover frequency of 2.5 kHz.
The low frequency driver shall have a mineral-filled polypropylene
cone, a damped linear rubber surround and a 1.5" diameter voice
coil wound on a high-temperature Kapton former. The high
frequency driver shall be ferrofluid cooled. The crossover network
shall consist of a low-pass section feeding the 6.5" driver and a
high-pass section connected to the 1" driver, with 2nd-order filters
in each section using low dielectric loss non-polarized capacitors
and an oversized low-loss low frequency inductor. Each cabinet
shall be equipped with two 5-way binding posts for electrical
connection to an amplifier recessed into the back of the cabinet.
These posts shall accept heavy-gauge wire, standard banana
plugs, or spade lugs.
The cabinet shall be constructed of 5/8" thick MDF and be
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